188541137 has 2 divisors, whose sum is σ = 188541138. Its totient is φ = 188541136.

The previous prime is 188541107. The next prime is 188541187. The reversal of 188541137 is 731145881.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 188485441 + 55696 = 13729^2 + 236^2 .

It is a cyclic number.

It is not a de Polignac number, because 188541137 - 2¹⁶ = 188475601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 188541137.

It is not a weakly prime, because it can be changed into another prime (188541107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94270568 + 94270569.

It is an arithmetic number, because the mean of its divisors is an integer number (94270569).

Almost surely, 2^188541137 is an apocalyptic number.

It is an amenable number.

188541137 is a deficient number, since it is larger than the sum of its proper divisors (1).

188541137 is an equidigital number, since it uses as much as digits as its factorization.

188541137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 38.

The square root of 188541137 is about 13731.0282571991. The cubic root of 188541137 is about 573.4145481294.

It can be divided in two parts, 18854 and 1137, that added together give a palindrome (19991).

The spelling of 188541137 in words is "one hundred eighty-eight million, five hundred forty-one thousand, one hundred thirty-seven".